include/asm-i386/u-boot-i386.h

   1 /*
   2  * (C) Copyright 2002
   3  * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 #ifndef _U_BOOT_I386_H_
  25 #define _U_BOOT_I386_H_ 1
  26
  27 /* for the following variables, see start.S */
  28 extern ulong i386boot_start;        /* code start (in flash) */
  29 extern ulong i386boot_end;          /* code end (in flash) */
  30 extern ulong i386boot_romdata_start;/* datasegment in flash (also code+rodata end) */
  31 extern ulong i386boot_romdata_dest; /* data location segment in ram */
  32 extern ulong i386boot_romdata_size; /* size of data segment */
  33 extern ulong i386boot_bss_start;    /* bss start */
  34 extern ulong i386boot_bss_size;     /* bss size */
  35 extern ulong i386boot_stack_end;    /* first usable RAM address after bss and stack */
  36 extern ulong i386boot_ram_end;      /* end of ram */
  37
  38 extern ulong i386boot_realmode;     /* start of realmode entry code */
  39 extern ulong i386boot_realmode_size;/* size of realmode entry code */
  40 extern ulong i386boot_bios;         /* start of BIOS emulation code */
  41 extern ulong i386boot_bios_size;    /* size of BIOS emulation code */
  42
  43
  44 /* cpu/.../cpu.c */
  45 int cpu_init(void);
  46 int timer_init(void);
  47
  48 /* board/.../... */
  49 int board_init(void);
  50 int dram_init(void);
  51
  52 void isa_unmap_rom(u32 addr);
  53 u32 isa_map_rom(u32 bus_addr, int size);
  54
  55 /* lib_i386/... */
  56 int video_bios_init(void);
  57 int video_init(void);
  58
  59
  60 #endif  /* _U_BOOT_I386_H_ */